From ccebcf3f224a44ec8e9c5bfca9d8e5d29298a5a8 Mon Sep 17 00:00:00 2001 From: Gary R Hook Date: Wed, 15 Mar 2017 13:20:43 -0500 Subject: crypto: ccp - Add SHA-2 384- and 512-bit support Incorporate 384-bit and 512-bit hashing for a version 5 CCP device Signed-off-by: Gary R Hook Signed-off-by: Herbert Xu --- drivers/crypto/ccp/ccp-crypto-sha.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'drivers/crypto/ccp/ccp-crypto-sha.c') diff --git a/drivers/crypto/ccp/ccp-crypto-sha.c b/drivers/crypto/ccp/ccp-crypto-sha.c index 84a652be4274..6b46eea94932 100644 --- a/drivers/crypto/ccp/ccp-crypto-sha.c +++ b/drivers/crypto/ccp/ccp-crypto-sha.c @@ -146,6 +146,12 @@ static int ccp_do_sha_update(struct ahash_request *req, unsigned int nbytes, case CCP_SHA_TYPE_256: rctx->cmd.u.sha.ctx_len = SHA256_DIGEST_SIZE; break; + case CCP_SHA_TYPE_384: + rctx->cmd.u.sha.ctx_len = SHA384_DIGEST_SIZE; + break; + case CCP_SHA_TYPE_512: + rctx->cmd.u.sha.ctx_len = SHA512_DIGEST_SIZE; + break; default: /* Should never get here */ break; @@ -393,6 +399,22 @@ static struct ccp_sha_def sha_algs[] = { .digest_size = SHA256_DIGEST_SIZE, .block_size = SHA256_BLOCK_SIZE, }, + { + .version = CCP_VERSION(5, 0), + .name = "sha384", + .drv_name = "sha384-ccp", + .type = CCP_SHA_TYPE_384, + .digest_size = SHA384_DIGEST_SIZE, + .block_size = SHA384_BLOCK_SIZE, + }, + { + .version = CCP_VERSION(5, 0), + .name = "sha512", + .drv_name = "sha512-ccp", + .type = CCP_SHA_TYPE_512, + .digest_size = SHA512_DIGEST_SIZE, + .block_size = SHA512_BLOCK_SIZE, + }, }; static int ccp_register_hmac_alg(struct list_head *head, -- cgit